Fire Protection Double Check Valve Assembly LF | CMB Industries
1-1/4"
$2,683.99
Precio de oferta
$2,683.99
Precio habitual
$2,952.99
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Fire Protection Double Check Valve Assembly LF | CMB Industries
$2,683.99
Precio de oferta
$2,683.99
Precio habitual
$2,952.99
Shipping calculated at checkout
The CMB Industries Fire Protection Double Check Valve Assembly LF protects potable water supplies from harmful backflow in commercial, industrial, and municipal fire protection systems. Installed inline on fire sprinkler risers or pump houses, this assembly uses two independent check valves in series to provide redundant protection against cross-contamination during low- and high-flow conditions.
This assembly satisfies the strict design and testing mandates set forth in NFPA 13 and NFPA 25 standards for water supply protection, backflow prevention, and routine system inspection. Meeting UL 1469, FM Approved, and ASSE 1015 certifications, it ensures code-compliant operation for facility managers and fire protection contractors.
Key Features & Construction
- Corrosion-Resistant Body: Engineered from high-quality materials to withstand demanding indoor and outdoor mechanical room environments.
- Stainless Steel Internals: Equipped with 300-series stainless steel springs and fasteners for long-term wear resistance during continuous operation.
- Thermoplastic Modules: Utilizes glass-filled thermoplastic check valve modules that maintain high strength and dimensional stability over time.
- Reliable Sealing: Features reversible EPDM elastomer discs to deliver a secure, leak-proof seal between water supplies.
- Integrated Union Ball Valves: Provides precise shutoff capabilities, allowing rapid system isolation for scheduled maintenance without major disruptions.
- Flexible Layouts: Compatible with both horizontal and vertical piping configurations to simplify the installation process.
Technical Specifications & Compliance Table
| Manufacturer / Brand | CMB Industries - Febco |
|---|---|
| Model / Series Number / SIN | Double Check Valve Assembly LF |
| Connection / Thread Size & Type | N/A |
| Pressure Rating (WWP / Max Working Pressure) | 175 PSI |
| K-Factor | N/A |
| Temperature Rating / Response Type | 33°F to 140°F |
| Material / Body Construction | Corrosion-resistant body with 300-series stainless steel components and EPDM elastomer discs |
| Agency Listings & Approvals | UL Listed (UL 1469), FM Approved, ASSE 1015 Certified |
| Applicable NFPA Standards | NFPA 13, NFPA 25 |
Submittal & Installation Note: Verify local Authority Having Jurisdiction (AHJ) requirements and consult manufacturer technical data sheets before beginning installation.
Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)
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